Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2021 4 21.  Predictions up to the next  14.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 04/22/2021   16:25:48   (   6.20, -43.48) 04/22/2021   16:15:48    (   6.18, -43.74)   29.21            600
 04/22/2021   17:13:55   (  -1.68, 125.15) 04/22/2021   17:05:10    (  -1.57, 124.63)   59.04            525
 04/22/2021   18:02:11   (  -2.87, -66.27) 04/22/2021   17:54:41    (  -3.04, -67.05)   88.69            450
 04/25/2021   08:41:53   (   4.78,  72.71) 04/25/2021   08:32:17    (   4.72,  72.37)   38.37            576
 04/25/2021   09:30:00   (  -0.26,-118.67) 04/25/2021   09:21:39    (  -0.11,-119.27)   68.46            501
 04/25/2021   10:18:16   (  -4.29,  49.92) 04/25/2021   10:11:10    (  -4.50,  49.06)   97.91            426
 04/28/2021   00:57:57   (   3.30,-171.10) 04/28/2021   00:48:45    (   3.21,-171.52)   47.72            552
 04/28/2021   01:46:03   (   1.27,  -2.46) 04/28/2021   01:38:07    (   1.40,  -3.15)   77.77            476
 04/30/2021   16:26:15   (  -8.20, 136.12) 04/30/2021   16:16:15    (  -8.25, 135.83)   31.80            600
 04/30/2021   17:14:00   (   1.78, -54.89) 04/30/2021   17:05:13    (   1.70, -55.40)   57.21            527
 04/30/2021   18:02:08   (   2.68, 113.72) 04/30/2021   17:54:36    (   2.85, 112.95)   87.12            452
 05/03/2021   08:41:48   (  -4.93,-107.30) 05/03/2021   08:32:10    (  -4.86,-107.62)   36.78            578
 05/03/2021   09:30:03   (   0.33,  61.30) 05/03/2021   09:21:40    (   0.19,  60.72)   66.62            503
 05/03/2021   10:18:10   (   4.19,-130.08) 05/03/2021   10:11:03    (   4.36,-130.93)   96.37            427